Mack and Peterbilt are both well-known names in trucking, and both have sizable chunks of the U.S. market. So how do these ...

Editor’s Note: 4/7/2025, 11:49 a.m.: This article has been updated to include new information regarding autonomous vehicle technology and the discontinuation of the Cruise robo-taxi service.

MIDLAND, Texas — When you're out cruising on the interstate, you might one day look over and see a semi-truck driving with no one behind the wheel. But don't worry, it's actually being driven by ...

CHICAGO — Krystian Gebis did not have to keep his hands on the wheel when he operated a specially modified Peterbilt semi truck along a test track last month.